git.sesse.net Git - vlc/blob - modules/video_output/msw/events.c

   1 /*****************************************************************************
   2  * events.c: Windows DirectX video output events handler
   3  *****************************************************************************
   4  * Copyright (C) 2001-2004 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24
  25 /*****************************************************************************
  26  * Preamble: This file contains the functions related to the creation of
  27  *             a window and the handling of its messages (events).
  28  *****************************************************************************/
  29 #ifdef HAVE_CONFIG_H
  30 # include "config.h"
  31 #endif
  32
  33 #include <errno.h>                                                 /* ENOMEM */
  34 #include <ctype.h>                                              /* tolower() */
  35
  36 #ifndef _WIN32_WINNT
  37 #   define _WIN32_WINNT 0x0500
  38 #endif
  39
  40 #include <vlc_common.h>
  41 #include <vlc_interface.h>
  42 #include <vlc_playlist.h>
  43 #include <vlc_vout.h>
  44
  45 #include <windows.h>
  46 #include <windowsx.h>
  47 #include <shellapi.h>
  48
  49 #ifdef MODULE_NAME_IS_vout_directx
  50 #include <ddraw.h>
  51 #endif
  52 #ifdef MODULE_NAME_IS_direct3d
  53 #include <d3d9.h>
  54 #endif
  55 #ifdef MODULE_NAME_IS_glwin32
  56 #include <GL/gl.h>
  57 #endif
  58
  59 #include "vlc_keys.h"
  60 #include "vout.h"
  61
  62 #if defined(UNDER_CE) && !defined(__PLUGIN__) /*FIXME*/
  63 #   define SHFS_SHOWSIPBUTTON 0x0004
  64 #   define SHFS_HIDESIPBUTTON 0x0008
  65 #   define MENU_HEIGHT 26
  66     BOOL SHFullScreen(HWND hwndRequester, DWORD dwState);
  67 #endif
  68
  69 /*****************************************************************************
  70  * Local prototypes.
  71  *****************************************************************************/
  72 static int  DirectXCreateWindow( vout_thread_t *p_vout );
  73 static void DirectXCloseWindow ( vout_thread_t *p_vout );
  74 static long FAR PASCAL DirectXEventProc( HWND, UINT, WPARAM, LPARAM );
  75
  76 static int Control( vout_thread_t *p_vout, int i_query, va_list args );
  77
  78 static void DirectXPopupMenu( event_thread_t *p_event, bool b_open )
  79 {
  80     vlc_value_t val;
  81     val.b_bool = b_open;
  82     var_Set( p_event->p_libvlc, "intf-popupmenu", val );
  83 }
  84
  85 static int DirectXConvertKey( int i_key );
  86
  87 /*****************************************************************************
  88  * EventThread: Create video window & handle its messages
  89  *****************************************************************************
  90  * This function creates a video window and then enters an infinite loop
  91  * that handles the messages sent to that window.
  92  * The main goal of this thread is to isolate the Win32 PeekMessage function
  93  * because this one can block for a long time.
  94  *****************************************************************************/
  95 void* EventThread( vlc_object_t *p_this )
  96 {
  97     event_thread_t *p_event = (event_thread_t *)p_this;
  98     MSG msg;
  99     POINT old_mouse_pos = {0,0}, mouse_pos;
 100     vlc_value_t val;
 101     unsigned int i_width, i_height, i_x, i_y;
 102     HMODULE hkernel32;
 103
 104     /* Initialisation */
 105     p_event->p_vout->pf_control = Control;
 106
 107     /* Create a window for the video */
 108     /* Creating a window under Windows also initializes the thread's event
 109      * message queue */
 110     if( DirectXCreateWindow( p_event->p_vout ) )
 111         p_event->b_dead = true;
 112
 113     /* Signal the creation of the window */
 114     vlc_thread_ready( p_event );
 115
 116 #ifndef UNDER_CE
 117     /* Set power management stuff */
 118     if( (hkernel32 = GetModuleHandle( _T("KERNEL32") ) ) )
 119     {
 120         ULONG (WINAPI* OurSetThreadExecutionState)( ULONG );
 121
 122         OurSetThreadExecutionState = (ULONG (WINAPI*)( ULONG ))
 123             GetProcAddress( hkernel32, _T("SetThreadExecutionState") );
 124
 125         if( OurSetThreadExecutionState )
 126             /* Prevent monitor from powering off */
 127             OurSetThreadExecutionState( ES_DISPLAY_REQUIRED | ES_CONTINUOUS );
 128         else
 129             msg_Dbg( p_event, "no support for SetThreadExecutionState()" );
 130     }
 131 #endif
 132
 133     /* Main loop */
 134     /* GetMessage will sleep if there's no message in the queue */
 135     while( vlc_object_alive (p_event) && GetMessage( &msg, 0, 0, 0 ) )
 136     {
 137         /* Check if we are asked to exit */
 138         if( !vlc_object_alive (p_event) )
 139             break;
 140
 141         switch( msg.message )
 142         {
 143
 144         case WM_MOUSEMOVE:
 145             vout_PlacePicture( p_event->p_vout,
 146                                p_event->p_vout->p_sys->i_window_width,
 147                                p_event->p_vout->p_sys->i_window_height,
 148                                &i_x, &i_y, &i_width, &i_height );
 149
 150             if( msg.hwnd == p_event->p_vout->p_sys->hvideownd )
 151             {
 152                 /* Child window */
 153                 i_x = i_y = 0;
 154             }
 155
 156             if( i_width && i_height )
 157             {
 158                 val.i_int = ( GET_X_LPARAM(msg.lParam) - i_x ) *
 159                     p_event->p_vout->fmt_in.i_visible_width / i_width +
 160                     p_event->p_vout->fmt_in.i_x_offset;
 161                 var_Set( p_event->p_vout, "mouse-x", val );
 162                 val.i_int = ( GET_Y_LPARAM(msg.lParam) - i_y ) *
 163                     p_event->p_vout->fmt_in.i_visible_height / i_height +
 164                     p_event->p_vout->fmt_in.i_y_offset;
 165                 var_Set( p_event->p_vout, "mouse-y", val );
 166
 167                 val.b_bool = true;
 168                 var_Set( p_event->p_vout, "mouse-moved", val );
 169             }
 170
 171         case WM_NCMOUSEMOVE:
 172             GetCursorPos( &mouse_pos );
 173             if( (abs(mouse_pos.x - old_mouse_pos.x) > 2 ||
 174                 (abs(mouse_pos.y - old_mouse_pos.y)) > 2 ) )
 175             {
 176                 GetCursorPos( &old_mouse_pos );
 177                 p_event->p_vout->p_sys->i_lastmoved = mdate();
 178
 179                 if( p_event->p_vout->p_sys->b_cursor_hidden )
 180                 {
 181                     p_event->p_vout->p_sys->b_cursor_hidden = 0;
 182                     ShowCursor( TRUE );
 183                 }
 184             }
 185             break;
 186
 187         case WM_VLC_HIDE_MOUSE:
 188             if( p_event->p_vout->p_sys->b_cursor_hidden ) break;
 189             p_event->p_vout->p_sys->b_cursor_hidden = true;
 190             GetCursorPos( &old_mouse_pos );
 191             ShowCursor( FALSE );
 192             break;
 193
 194         case WM_VLC_SHOW_MOUSE:
 195             if( !p_event->p_vout->p_sys->b_cursor_hidden ) break;
 196             p_event->p_vout->p_sys->b_cursor_hidden = false;
 197             GetCursorPos( &old_mouse_pos );
 198             ShowCursor( TRUE );
 199             break;
 200
 201         case WM_LBUTTONDOWN:
 202             var_Get( p_event->p_vout, "mouse-button-down", &val );
 203             val.i_int |= 1;
 204             var_Set( p_event->p_vout, "mouse-button-down", val );
 205             DirectXPopupMenu( p_event, false );
 206             break;
 207
 208         case WM_LBUTTONUP:
 209             var_Get( p_event->p_vout, "mouse-button-down", &val );
 210             val.i_int &= ~1;
 211             var_Set( p_event->p_vout, "mouse-button-down", val );
 212
 213             val.b_bool = true;
 214             var_Set( p_event->p_vout, "mouse-clicked", val );
 215             break;
 216
 217         case WM_LBUTTONDBLCLK:
 218             p_event->p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 219             break;
 220
 221         case WM_MBUTTONDOWN:
 222             var_Get( p_event->p_vout, "mouse-button-down", &val );
 223             val.i_int |= 2;
 224             var_Set( p_event->p_vout, "mouse-button-down", val );
 225             DirectXPopupMenu( p_event, false );
 226             break;
 227
 228         case WM_MBUTTONUP:
 229             var_Get( p_event->p_vout, "mouse-button-down", &val );
 230             val.i_int &= ~2;
 231             var_Set( p_event->p_vout, "mouse-button-down", val );
 232             break;
 233
 234         case WM_RBUTTONDOWN:
 235             var_Get( p_event->p_vout, "mouse-button-down", &val );
 236             val.i_int |= 4;
 237             var_Set( p_event->p_vout, "mouse-button-down", val );
 238             DirectXPopupMenu( p_event, false );
 239             break;
 240
 241         case WM_RBUTTONUP:
 242             var_Get( p_event->p_vout, "mouse-button-down", &val );
 243             val.i_int &= ~4;
 244             var_Set( p_event->p_vout, "mouse-button-down", val );
 245             DirectXPopupMenu( p_event, true );
 246             break;
 247
 248         case WM_KEYDOWN:
 249         case WM_SYSKEYDOWN:
 250             /* The key events are first processed here and not translated
 251              * into WM_CHAR events because we need to know the status of the
 252              * modifier keys. */
 253             val.i_int = DirectXConvertKey( msg.wParam );
 254             if( !val.i_int )
 255             {
 256                 /* This appears to be a "normal" (ascii) key */
 257                 val.i_int = tolower( MapVirtualKey( msg.wParam, 2 ) );
 258             }
 259
 260             if( val.i_int )
 261             {
 262                 if( GetKeyState(VK_CONTROL) & 0x8000 )
 263                 {
 264                     val.i_int |= KEY_MODIFIER_CTRL;
 265                 }
 266                 if( GetKeyState(VK_SHIFT) & 0x8000 )
 267                 {
 268                     val.i_int |= KEY_MODIFIER_SHIFT;
 269                 }
 270                 if( GetKeyState(VK_MENU) & 0x8000 )
 271                 {
 272                     val.i_int |= KEY_MODIFIER_ALT;
 273                 }
 274
 275                 var_Set( p_event->p_libvlc, "key-pressed", val );
 276             }
 277             break;
 278
 279         case WM_MOUSEWHEEL:
 280             if( GET_WHEEL_DELTA_WPARAM( msg.wParam ) > 0 )
 281             {
 282                 val.i_int = KEY_MOUSEWHEELUP;
 283             }
 284             else
 285             {
 286                 val.i_int = KEY_MOUSEWHEELDOWN;
 287             }
 288             if( val.i_int )
 289             {
 290                 if( GetKeyState(VK_CONTROL) & 0x8000 )
 291                 {
 292                     val.i_int |= KEY_MODIFIER_CTRL;
 293                 }
 294                 if( GetKeyState(VK_SHIFT) & 0x8000 )
 295                 {
 296                     val.i_int |= KEY_MODIFIER_SHIFT;
 297                 }
 298                 if( GetKeyState(VK_MENU) & 0x8000 )
 299                 {
 300                     val.i_int |= KEY_MODIFIER_ALT;
 301                 }
 302
 303                 var_Set( p_event->p_libvlc, "key-pressed", val );
 304             }
 305             break;
 306
 307         case WM_VLC_CHANGE_TEXT:
 308             var_Get( p_event->p_vout, "video-title", &val );
 309             if( !val.psz_string || !*val.psz_string ) /* Default video title */
 310             {
 311                 free( val.psz_string );
 312
 313 #ifdef MODULE_NAME_IS_wingdi
 314                 val.psz_string = strdup( VOUT_TITLE " (WinGDI output)" );
 315 #endif
 316 #ifdef MODULE_NAME_IS_wingapi
 317                 val.psz_string = strdup( VOUT_TITLE " (WinGAPI output)" );
 318 #endif
 319 #ifdef MODULE_NAME_IS_glwin32
 320                 val.psz_string = strdup( VOUT_TITLE " (OpenGL output)" );
 321 #endif
 322 #ifdef MODULE_NAME_IS_direct3d
 323                 val.psz_string = strdup( VOUT_TITLE " (Direct3D output)" );
 324 #endif
 325 #ifdef MODULE_NAME_IS_vout_directx
 326                 if( p_event->p_vout->p_sys->b_using_overlay ) val.psz_string =
 327                     strdup( VOUT_TITLE " (hardware YUV overlay DirectX output)" );
 328                 else if( p_event->p_vout->p_sys->b_hw_yuv ) val.psz_string =
 329                     strdup( VOUT_TITLE " (hardware YUV DirectX output)" );
 330                 else val.psz_string =
 331                     strdup( VOUT_TITLE " (software RGB DirectX output)" );
 332 #endif
 333             }
 334
 335 #ifdef UNICODE
 336             {
 337                 wchar_t *psz_title = malloc( strlen(val.psz_string) * 2 + 2 );
 338                 if( psz_title )
 339                 {
 340                     mbstowcs( psz_title, val.psz_string, strlen(val.psz_string)*2);
 341                     psz_title[strlen(val.psz_string)] = 0;
 342                     free( val.psz_string ); val.psz_string = (char *)psz_title;
 343                 }
 344             }
 345 #endif
 346
 347             SetWindowText( p_event->p_vout->p_sys->hwnd,
 348                            (LPCTSTR)val.psz_string );
 349             if( p_event->p_vout->p_sys->hfswnd )
 350                 SetWindowText( p_event->p_vout->p_sys->hfswnd,
 351                                (LPCTSTR)val.psz_string );
 352             free( val.psz_string );
 353             break;
 354
 355         default:
 356             /* Messages we don't handle directly are dispatched to the
 357              * window procedure */
 358             TranslateMessage(&msg);
 359             DispatchMessage(&msg);
 360             break;
 361
 362         } /* End Switch */
 363
 364     } /* End Main loop */
 365
 366     /* Check for WM_QUIT if we created the window */
 367     if( !p_event->p_vout->p_sys->hparent && msg.message == WM_QUIT )
 368     {
 369         msg_Warn( p_event, "WM_QUIT... should not happen!!" );
 370         p_event->p_vout->p_sys->hwnd = NULL; /* Window already destroyed */
 371     }
 372
 373     msg_Dbg( p_event, "DirectXEventThread terminating" );
 374
 375     /* clear the changes formerly signaled */
 376     p_event->p_vout->p_sys->i_changes = 0;
 377
 378     DirectXCloseWindow( p_event->p_vout );
 379     return NULL;
 380 }
 381
 382
 383 /* following functions are local */
 384
 385 /*****************************************************************************
 386  * DirectXCreateWindow: create a window for the video.
 387  *****************************************************************************
 388  * Before creating a direct draw surface, we need to create a window in which
 389  * the video will be displayed. This window will also allow us to capture the
 390  * events.
 391  *****************************************************************************/
 392 static int DirectXCreateWindow( vout_thread_t *p_vout )
 393 {
 394     HINSTANCE  hInstance;
 395     HMENU      hMenu;
 396     RECT       rect_window;
 397     WNDCLASS   wc;                            /* window class components */
 398     HICON      vlc_icon = NULL;
 399     char       vlc_path[MAX_PATH+1];
 400     int        i_style, i_stylex;
 401
 402     msg_Dbg( p_vout, "DirectXCreateWindow" );
 403
 404     /* Get this module's instance */
 405     hInstance = GetModuleHandle(NULL);
 406
 407     /* If an external window was specified, we'll draw in it. */
 408     p_vout->p_sys->hparent =
 409         vout_RequestWindow( p_vout, &p_vout->p_sys->i_window_x,
 410                             &p_vout->p_sys->i_window_y,
 411                             &p_vout->p_sys->i_window_width,
 412                             &p_vout->p_sys->i_window_height );
 413
 414     /* We create the window ourself, there is no previous window proc. */
 415     p_vout->p_sys->pf_wndproc = NULL;
 416
 417     /* Get the Icon from the main app */
 418     vlc_icon = NULL;
 419 #ifndef UNDER_CE
 420     if( GetModuleFileName( NULL, vlc_path, MAX_PATH ) )
 421     {
 422         vlc_icon = ExtractIcon( hInstance, vlc_path, 0 );
 423     }
 424 #endif
 425
 426     /* Fill in the window class structure */
 427     wc.style         = CS_OWNDC|CS_DBLCLKS;          /* style: dbl click */
 428     wc.lpfnWndProc   = (WNDPROC)DirectXEventProc;       /* event handler */
 429     wc.cbClsExtra    = 0;                         /* no extra class data */
 430     wc.cbWndExtra    = 0;                        /* no extra window data */
 431     wc.hInstance     = hInstance;                            /* instance */
 432     wc.hIcon         = vlc_icon;                /* load the vlc big icon */
 433     wc.hCursor       = LoadCursor(NULL, IDC_ARROW);    /* default cursor */
 434     wc.hbrBackground = GetStockObject(BLACK_BRUSH);  /* background color */
 435     wc.lpszMenuName  = NULL;                                  /* no menu */
 436     wc.lpszClassName = _T("VLC DirectX");         /* use a special class */
 437
 438     /* Register the window class */
 439     if( !RegisterClass(&wc) )
 440     {
 441         WNDCLASS wndclass;
 442
 443         if( vlc_icon ) DestroyIcon( vlc_icon );
 444
 445         /* Check why it failed. If it's because one already exists
 446          * then fine, otherwise return with an error. */
 447         if( !GetClassInfo( hInstance, _T("VLC DirectX"), &wndclass ) )
 448         {
 449             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 450             return VLC_EGENERIC;
 451         }
 452     }
 453
 454     /* Register the video sub-window class */
 455     wc.lpszClassName = _T("VLC DirectX video"); wc.hIcon = 0;
 456     wc.hbrBackground = NULL; /* no background color */
 457     if( !RegisterClass(&wc) )
 458     {
 459         WNDCLASS wndclass;
 460
 461         /* Check why it failed. If it's because one already exists
 462          * then fine, otherwise return with an error. */
 463         if( !GetClassInfo( hInstance, _T("VLC DirectX video"), &wndclass ) )
 464         {
 465             msg_Err( p_vout, "DirectXCreateWindow RegisterClass FAILED (err=%lu)", GetLastError() );
 466             return VLC_EGENERIC;
 467         }
 468     }
 469
 470     /* When you create a window you give the dimensions you wish it to
 471      * have. Unfortunatly these dimensions will include the borders and
 472      * titlebar. We use the following function to find out the size of
 473      * the window corresponding to the useable surface we want */
 474     rect_window.top    = 10;
 475     rect_window.left   = 10;
 476     rect_window.right  = rect_window.left + p_vout->p_sys->i_window_width;
 477     rect_window.bottom = rect_window.top + p_vout->p_sys->i_window_height;
 478
 479     if( var_GetBool( p_vout, "video-deco" ) )
 480     {
 481         /* Open with window decoration */
 482         AdjustWindowRect( &rect_window, WS_OVERLAPPEDWINDOW|WS_SIZEBOX, 0 );
 483         i_style = WS_OVERLAPPEDWINDOW|WS_SIZEBOX|WS_VISIBLE|WS_CLIPCHILDREN;
 484         i_stylex = 0;
 485     }
 486     else
 487     {
 488         /* No window decoration */
 489         AdjustWindowRect( &rect_window, WS_POPUP, 0 );
 490         i_style = WS_POPUP|WS_VISIBLE|WS_CLIPCHILDREN;
 491         i_stylex = 0; // WS_EX_TOOLWINDOW; Is TOOLWINDOW really needed ?
 492                       // It messes up the fullscreen window.
 493     }
 494
 495     if( p_vout->p_sys->hparent )
 496     {
 497         i_style = WS_VISIBLE|WS_CLIPCHILDREN|WS_CHILD;
 498         i_stylex = 0;
 499     }
 500
 501     p_vout->p_sys->i_window_style = i_style;
 502
 503     /* Create the window */
 504     p_vout->p_sys->hwnd =
 505         CreateWindowEx( WS_EX_NOPARENTNOTIFY | i_stylex,
 506                     _T("VLC DirectX"),               /* name of window class */
 507                     _T(VOUT_TITLE) _T(" (DirectX Output)"),  /* window title */
 508                     i_style,                                 /* window style */
 509                     (p_vout->p_sys->i_window_x < 0) ? CW_USEDEFAULT :
 510                         (UINT)p_vout->p_sys->i_window_x,   /* default X coordinate */
 511                     (p_vout->p_sys->i_window_y < 0) ? CW_USEDEFAULT :
 512                         (UINT)p_vout->p_sys->i_window_y,   /* default Y coordinate */
 513                     rect_window.right - rect_window.left,    /* window width */
 514                     rect_window.bottom - rect_window.top,   /* window height */
 515                     p_vout->p_sys->hparent,                 /* parent window */
 516                     NULL,                          /* no menu in this window */
 517                     hInstance,            /* handle of this program instance */
 518                     (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 519
 520     if( !p_vout->p_sys->hwnd )
 521     {
 522         msg_Warn( p_vout, "DirectXCreateWindow create window FAILED (err=%lu)", GetLastError() );
 523         return VLC_EGENERIC;
 524     }
 525
 526     if( p_vout->p_sys->hparent )
 527     {
 528         LONG i_style;
 529
 530         /* We don't want the window owner to overwrite our client area */
 531         i_style = GetWindowLong( p_vout->p_sys->hparent, GWL_STYLE );
 532
 533         if( !(i_style & WS_CLIPCHILDREN) )
 534             /* Hmmm, apparently this is a blocking call... */
 535             SetWindowLong( p_vout->p_sys->hparent, GWL_STYLE,
 536                            i_style | WS_CLIPCHILDREN );
 537
 538         /* Create our fullscreen window */
 539         p_vout->p_sys->hfswnd =
 540             CreateWindowEx( WS_EX_APPWINDOW, _T("VLC DirectX"),
 541                             _T(VOUT_TITLE) _T(" (DirectX Output)"),
 542                             WS_OVERLAPPEDWINDOW|WS_CLIPCHILDREN|WS_SIZEBOX,
 543                             CW_USEDEFAULT, CW_USEDEFAULT,
 544                             CW_USEDEFAULT, CW_USEDEFAULT,
 545                             NULL, NULL, hInstance, NULL );
 546     }
 547
 548     /* Append a "Always On Top" entry in the system menu */
 549     hMenu = GetSystemMenu( p_vout->p_sys->hwnd, FALSE );
 550     AppendMenu( hMenu, MF_SEPARATOR, 0, _T("") );
 551     AppendMenu( hMenu, MF_STRING | MF_UNCHECKED,
 552                        IDM_TOGGLE_ON_TOP, _T("Always on &Top") );
 553
 554     /* Create video sub-window. This sub window will always exactly match
 555      * the size of the video, which allows us to use crazy overlay colorkeys
 556      * without having them shown outside of the video area. */
 557     p_vout->p_sys->hvideownd =
 558     CreateWindow( _T("VLC DirectX video"), _T(""),   /* window class */
 559         WS_CHILD,                   /* window style, not visible initially */
 560         0, 0,
 561         p_vout->render.i_width,         /* default width */
 562         p_vout->render.i_height,        /* default height */
 563         p_vout->p_sys->hwnd,                    /* parent window */
 564         NULL, hInstance,
 565         (LPVOID)p_vout );            /* send p_vout to WM_CREATE */
 566
 567     if( !p_vout->p_sys->hvideownd )
 568         msg_Warn( p_vout, "can't create video sub-window" );
 569     else
 570         msg_Dbg( p_vout, "created video sub-window" );
 571
 572     /* Now display the window */
 573     ShowWindow( p_vout->p_sys->hwnd, SW_SHOW );
 574
 575     return VLC_SUCCESS;
 576 }
 577
 578 /*****************************************************************************
 579  * DirectXCloseWindow: close the window created by DirectXCreateWindow
 580  *****************************************************************************
 581  * This function returns all resources allocated by DirectXCreateWindow.
 582  *****************************************************************************/
 583 static void DirectXCloseWindow( vout_thread_t *p_vout )
 584 {
 585     msg_Dbg( p_vout, "DirectXCloseWindow" );
 586
 587     DestroyWindow( p_vout->p_sys->hwnd );
 588     if( p_vout->p_sys->hfswnd ) DestroyWindow( p_vout->p_sys->hfswnd );
 589
 590     if( p_vout->p_sys->hparent )
 591         vout_ReleaseWindow( p_vout, (void *)p_vout->p_sys->hparent );
 592
 593     p_vout->p_sys->hwnd = NULL;
 594
 595     /* We don't unregister the Window Class because it could lead to race
 596      * conditions and it will be done anyway by the system when the app will
 597      * exit */
 598 }
 599
 600 /*****************************************************************************
 601  * UpdateRects: update clipping rectangles
 602  *****************************************************************************
 603  * This function is called when the window position or size are changed, and
 604  * its job is to update the source and destination RECTs used to display the
 605  * picture.
 606  *****************************************************************************/
 607 void UpdateRects( vout_thread_t *p_vout, bool b_force )
 608 {
 609 #define rect_src p_vout->p_sys->rect_src
 610 #define rect_src_clipped p_vout->p_sys->rect_src_clipped
 611 #define rect_dest p_vout->p_sys->rect_dest
 612 #define rect_dest_clipped p_vout->p_sys->rect_dest_clipped
 613
 614     int i_width, i_height, i_x, i_y;
 615
 616     RECT  rect;
 617     POINT point;
 618
 619     /* Retrieve the window size */
 620     GetClientRect( p_vout->p_sys->hwnd, &rect );
 621
 622     /* Retrieve the window position */
 623     point.x = point.y = 0;
 624     ClientToScreen( p_vout->p_sys->hwnd, &point );
 625
 626     /* If nothing changed, we can return */
 627     if( !b_force
 628          && p_vout->p_sys->i_window_width == rect.right
 629          && p_vout->p_sys->i_window_height == rect.bottom
 630          && p_vout->p_sys->i_window_x == point.x
 631          && p_vout->p_sys->i_window_y == point.y )
 632     {
 633         return;
 634     }
 635
 636     /* Update the window position and size */
 637     p_vout->p_sys->i_window_x = point.x;
 638     p_vout->p_sys->i_window_y = point.y;
 639     p_vout->p_sys->i_window_width = rect.right;
 640     p_vout->p_sys->i_window_height = rect.bottom;
 641
 642     vout_PlacePicture( p_vout, rect.right, rect.bottom,
 643                        &i_x, &i_y, &i_width, &i_height );
 644
 645     if( p_vout->p_sys->hvideownd )
 646         SetWindowPos( p_vout->p_sys->hvideownd, 0,
 647                       i_x, i_y, i_width, i_height,
 648                       SWP_NOCOPYBITS|SWP_NOZORDER|SWP_ASYNCWINDOWPOS );
 649
 650     /* Destination image position and dimensions */
 651     rect_dest.left = point.x + i_x;
 652     rect_dest.right = rect_dest.left + i_width;
 653     rect_dest.top = point.y + i_y;
 654     rect_dest.bottom = rect_dest.top + i_height;
 655
 656 #ifdef MODULE_NAME_IS_vout_directx
 657     /* Apply overlay hardware constraints */
 658     if( p_vout->p_sys->b_using_overlay )
 659     {
 660         if( p_vout->p_sys->i_align_dest_boundary )
 661             rect_dest.left = ( rect_dest.left +
 662                 p_vout->p_sys->i_align_dest_boundary / 2 ) &
 663                 ~p_vout->p_sys->i_align_dest_boundary;
 664
 665         if( p_vout->p_sys->i_align_dest_size )
 666             rect_dest.right = (( rect_dest.right - rect_dest.left +
 667                 p_vout->p_sys->i_align_dest_size / 2 ) &
 668                 ~p_vout->p_sys->i_align_dest_size) + rect_dest.left;
 669     }
 670
 671     /* UpdateOverlay directdraw function doesn't automatically clip to the
 672      * display size so we need to do it otherwise it will fail */
 673
 674     /* Clip the destination window */
 675     if( !IntersectRect( &rect_dest_clipped, &rect_dest,
 676                         &p_vout->p_sys->rect_display ) )
 677     {
 678         SetRectEmpty( &rect_src_clipped );
 679         return;
 680     }
 681
 682 #if 0
 683     msg_Dbg( p_vout, "DirectXUpdateRects image_dst_clipped coords:"
 684                      " %i,%i,%i,%i",
 685                      rect_dest_clipped.left, rect_dest_clipped.top,
 686                      rect_dest_clipped.right, rect_dest_clipped.bottom );
 687 #endif
 688
 689 #else /* MODULE_NAME_IS_vout_directx */
 690
 691     /* AFAIK, there are no clipping constraints in Direct3D, OpenGL and GDI */
 692     rect_dest_clipped = rect_dest;
 693
 694 #endif
 695
 696     /* the 2 following lines are to fix a bug when clicking on the desktop */
 697     if( (rect_dest_clipped.right - rect_dest_clipped.left)==0 ||
 698         (rect_dest_clipped.bottom - rect_dest_clipped.top)==0 )
 699     {
 700         SetRectEmpty( &rect_src_clipped );
 701         return;
 702     }
 703
 704     /* src image dimensions */
 705     rect_src.left = 0;
 706     rect_src.top = 0;
 707     rect_src.right = p_vout->render.i_width;
 708     rect_src.bottom = p_vout->render.i_height;
 709
 710     /* Clip the source image */
 711     rect_src_clipped.left = p_vout->fmt_out.i_x_offset +
 712       (rect_dest_clipped.left - rect_dest.left) *
 713       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 714     rect_src_clipped.right = p_vout->fmt_out.i_x_offset +
 715       p_vout->fmt_out.i_visible_width -
 716       (rect_dest.right - rect_dest_clipped.right) *
 717       p_vout->fmt_out.i_visible_width / (rect_dest.right - rect_dest.left);
 718     rect_src_clipped.top = p_vout->fmt_out.i_y_offset +
 719       (rect_dest_clipped.top - rect_dest.top) *
 720       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 721     rect_src_clipped.bottom = p_vout->fmt_out.i_y_offset +
 722       p_vout->fmt_out.i_visible_height -
 723       (rect_dest.bottom - rect_dest_clipped.bottom) *
 724       p_vout->fmt_out.i_visible_height / (rect_dest.bottom - rect_dest.top);
 725
 726 #ifdef MODULE_NAME_IS_vout_directx
 727     /* Apply overlay hardware constraints */
 728     if( p_vout->p_sys->b_using_overlay )
 729     {
 730         if( p_vout->p_sys->i_align_src_boundary )
 731             rect_src_clipped.left = ( rect_src_clipped.left +
 732                 p_vout->p_sys->i_align_src_boundary / 2 ) &
 733                 ~p_vout->p_sys->i_align_src_boundary;
 734
 735         if( p_vout->p_sys->i_align_src_size )
 736             rect_src_clipped.right = (( rect_src_clipped.right -
 737                 rect_src_clipped.left +
 738                 p_vout->p_sys->i_align_src_size / 2 ) &
 739                 ~p_vout->p_sys->i_align_src_size) + rect_src_clipped.left;
 740     }
 741 #endif
 742
 743 #if 0
 744     msg_Dbg( p_vout, "DirectXUpdateRects image_src_clipped"
 745                      " coords: %i,%i,%i,%i",
 746                      rect_src_clipped.left, rect_src_clipped.top,
 747                      rect_src_clipped.right, rect_src_clipped.bottom );
 748 #endif
 749
 750 #ifdef MODULE_NAME_IS_vout_directx
 751     /* The destination coordinates need to be relative to the current
 752      * directdraw primary surface (display) */
 753     rect_dest_clipped.left -= p_vout->p_sys->rect_display.left;
 754     rect_dest_clipped.right -= p_vout->p_sys->rect_display.left;
 755     rect_dest_clipped.top -= p_vout->p_sys->rect_display.top;
 756     rect_dest_clipped.bottom -= p_vout->p_sys->rect_display.top;
 757
 758     if( p_vout->p_sys->b_using_overlay )
 759         DirectDrawUpdateOverlay( p_vout );
 760 #endif
 761
 762     /* Signal the change in size/position */
 763     p_vout->p_sys->i_changes |= DX_POSITION_CHANGE;
 764
 765 #undef rect_src
 766 #undef rect_src_clipped
 767 #undef rect_dest
 768 #undef rect_dest_clipped
 769 }
 770
 771 /*****************************************************************************
 772  * DirectXEventProc: This is the window event processing function.
 773  *****************************************************************************
 774  * On Windows, when you create a window you have to attach an event processing
 775  * function to it. The aim of this function is to manage "Queued Messages" and
 776  * "Nonqueued Messages".
 777  * Queued Messages are those picked up and retransmitted by vout_Manage
 778  * (using the GetMessage and DispatchMessage functions).
 779  * Nonqueued Messages are those that Windows will send directly to this
 780  * procedure (like WM_DESTROY, WM_WINDOWPOSCHANGED...)
 781  *****************************************************************************/
 782 static long FAR PASCAL DirectXEventProc( HWND hwnd, UINT message,
 783                                          WPARAM wParam, LPARAM lParam )
 784 {
 785     vout_thread_t *p_vout;
 786
 787     if( message == WM_CREATE )
 788     {
 789         /* Store p_vout for future use */
 790         p_vout = (vout_thread_t *)((CREATESTRUCT *)lParam)->lpCreateParams;
 791         SetWindowLongPtr( hwnd, GWLP_USERDATA, (LONG_PTR)p_vout );
 792         return TRUE;
 793     }
 794     else
 795     {
 796         p_vout = (vout_thread_t *)GetWindowLongPtr( hwnd, GWLP_USERDATA );
 797         if( !p_vout )
 798         {
 799             /* Hmmm mozilla does manage somehow to save the pointer to our
 800              * windowproc and still calls it after the vout has been closed. */
 801             return DefWindowProc(hwnd, message, wParam, lParam);
 802         }
 803     }
 804
 805 #ifndef UNDER_CE
 806     /* Catch the screensaver and the monitor turn-off */
 807     if( message == WM_SYSCOMMAND &&
 808         ( (wParam & 0xFFF0) == SC_SCREENSAVE || (wParam & 0xFFF0) == SC_MONITORPOWER ) )
 809     {
 810         //if( p_vout ) msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND screensaver" );
 811         return 0; /* this stops them from happening */
 812     }
 813 #endif
 814
 815     if( hwnd == p_vout->p_sys->hvideownd )
 816     {
 817         switch( message )
 818         {
 819 #ifdef MODULE_NAME_IS_vout_directx
 820         case WM_ERASEBKGND:
 821         /* For overlay, we need to erase background */
 822             return !p_vout->p_sys->b_using_overlay ?
 823                 1 : DefWindowProc(hwnd, message, wParam, lParam);
 824         case WM_PAINT:
 825         /*
 826         ** For overlay, DefWindowProc() will erase dirty regions
 827         ** with colorkey.
 828         ** For non-overlay, vout will paint the whole window at
 829         ** regular interval, therefore dirty regions can be ignored
 830         ** to minimize repaint.
 831         */
 832             if( !p_vout->p_sys->b_using_overlay )
 833             {
 834                 ValidateRect(hwnd, NULL);
 835             }
 836             // fall through to default
 837 #else
 838         /*
 839         ** For OpenGL and Direct3D, vout will update the whole
 840         ** window at regular interval, therefore dirty region
 841         ** can be ignored to minimize repaint.
 842         */
 843         case WM_ERASEBKGND:
 844             /* nothing to erase */
 845             return 1;
 846         case WM_PAINT:
 847             /* nothing to repaint */
 848             ValidateRect(hwnd, NULL);
 849             // fall through
 850 #endif
 851         default:
 852             return DefWindowProc(hwnd, message, wParam, lParam);
 853         }
 854     }
 855
 856     switch( message )
 857     {
 858
 859     case WM_WINDOWPOSCHANGED:
 860         UpdateRects( p_vout, true );
 861         return 0;
 862
 863     /* the user wants to close the window */
 864     case WM_CLOSE:
 865     {
 866         playlist_t * p_playlist = pl_Yield( p_vout );
 867         if( p_playlist )
 868         {
 869             playlist_Stop( p_playlist );
 870             pl_Release( p_vout );
 871         }
 872         return 0;
 873     }
 874
 875     /* the window has been closed so shut down everything now */
 876     case WM_DESTROY:
 877         msg_Dbg( p_vout, "WinProc WM_DESTROY" );
 878         /* just destroy the window */
 879         PostQuitMessage( 0 );
 880         return 0;
 881
 882     case WM_SYSCOMMAND:
 883         switch (wParam)
 884         {
 885             case IDM_TOGGLE_ON_TOP:            /* toggle the "on top" status */
 886             {
 887                 vlc_value_t val;
 888                 msg_Dbg( p_vout, "WinProc WM_SYSCOMMAND: IDM_TOGGLE_ON_TOP");
 889
 890                 /* Change the current value */
 891                 var_Get( p_vout, "video-on-top", &val );
 892                 val.b_bool = !val.b_bool;
 893                 var_Set( p_vout, "video-on-top", val );
 894                 return 0;
 895             }
 896         }
 897         break;
 898
 899     case WM_PAINT:
 900     case WM_NCPAINT:
 901     case WM_ERASEBKGND:
 902         return DefWindowProc(hwnd, message, wParam, lParam);
 903
 904     case WM_KILLFOCUS:
 905 #ifdef MODULE_NAME_IS_wingapi
 906         p_vout->p_sys->b_focus = false;
 907         if( !p_vout->p_sys->b_parent_focus ) GXSuspend();
 908 #endif
 909 #ifdef UNDER_CE
 910         if( hWnd == p_vout->p_sys->hfswnd )
 911         {
 912             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 913             ShowWindow( htbar, SW_SHOW );
 914         }
 915
 916         if( !p_vout->p_sys->hparent ||
 917             hWnd == p_vout->p_sys->hfswnd )
 918         {
 919             SHFullScreen( hWnd, SHFS_SHOWSIPBUTTON );
 920         }
 921 #endif
 922         return 0;
 923
 924     case WM_SETFOCUS:
 925 #ifdef MODULE_NAME_IS_wingapi
 926         p_vout->p_sys->b_focus = true;
 927         GXResume();
 928 #endif
 929 #ifdef UNDER_CE
 930         if( p_vout->p_sys->hparent &&
 931             hWnd != p_vout->p_sys->hfswnd && p_vout->b_fullscreen )
 932             p_vout->p_sys->i_changes |= VOUT_FULLSCREEN_CHANGE;
 933
 934         if( hWnd == p_vout->p_sys->hfswnd )
 935         {
 936             HWND htbar = FindWindow( _T("HHTaskbar"), NULL );
 937             ShowWindow( htbar, SW_HIDE );
 938         }
 939
 940         if( !p_vout->p_sys->hparent ||
 941             hWnd == p_vout->p_sys->hfswnd )
 942         {
 943             SHFullScreen( hWnd, SHFS_HIDESIPBUTTON );
 944         }
 945 #endif
 946         return 0;
 947
 948     default:
 949         //msg_Dbg( p_vout, "WinProc WM Default %i", message );
 950         break;
 951     }
 952
 953     /* Let windows handle the message */
 954     return DefWindowProc(hwnd, message, wParam, lParam);
 955 }
 956
 957 static struct
 958 {
 959     int i_dxkey;
 960     int i_vlckey;
 961
 962 } dxkeys_to_vlckeys[] =
 963 {
 964     { VK_F1, KEY_F1 }, { VK_F2, KEY_F2 }, { VK_F3, KEY_F3 }, { VK_F4, KEY_F4 },
 965     { VK_F5, KEY_F5 }, { VK_F6, KEY_F6 }, { VK_F7, KEY_F7 }, { VK_F8, KEY_F8 },
 966     { VK_F9, KEY_F9 }, { VK_F10, KEY_F10 }, { VK_F11, KEY_F11 },
 967     { VK_F12, KEY_F12 },
 968
 969     { VK_RETURN, KEY_ENTER },
 970     { VK_SPACE, KEY_SPACE },
 971     { VK_ESCAPE, KEY_ESC },
 972
 973     { VK_LEFT, KEY_LEFT },
 974     { VK_RIGHT, KEY_RIGHT },
 975     { VK_UP, KEY_UP },
 976     { VK_DOWN, KEY_DOWN },
 977
 978     { VK_HOME, KEY_HOME },
 979     { VK_END, KEY_END },
 980     { VK_PRIOR, KEY_PAGEUP },
 981     { VK_NEXT, KEY_PAGEDOWN },
 982
 983     { VK_INSERT, KEY_INSERT },
 984     { VK_DELETE, KEY_DELETE },
 985
 986     { VK_CONTROL, 0 },
 987     { VK_SHIFT, 0 },
 988     { VK_MENU, 0 },
 989
 990     { VK_BROWSER_BACK, KEY_BROWSER_BACK },
 991     { VK_BROWSER_FORWARD, KEY_BROWSER_FORWARD },
 992     { VK_BROWSER_REFRESH, KEY_BROWSER_REFRESH },
 993     { VK_BROWSER_STOP, KEY_BROWSER_STOP },
 994     { VK_BROWSER_SEARCH, KEY_BROWSER_SEARCH },
 995     { VK_BROWSER_FAVORITES, KEY_BROWSER_FAVORITES },
 996     { VK_BROWSER_HOME, KEY_BROWSER_HOME },
 997     { VK_VOLUME_MUTE, KEY_VOLUME_MUTE },
 998     { VK_VOLUME_DOWN, KEY_VOLUME_DOWN },
 999     { VK_VOLUME_UP, KEY_VOLUME_UP },
1000     { VK_MEDIA_NEXT_TRACK, KEY_MEDIA_NEXT_TRACK },
1001     { VK_MEDIA_PREV_TRACK, KEY_MEDIA_PREV_TRACK },
1002     { VK_MEDIA_STOP, KEY_MEDIA_STOP },
1003     { VK_MEDIA_PLAY_PAUSE, KEY_MEDIA_PLAY_PAUSE },
1004
1005     { 0, 0 }
1006 };
1007
1008 static int DirectXConvertKey( int i_key )
1009 {
1010     int i;
1011
1012     for( i = 0; dxkeys_to_vlckeys[i].i_dxkey != 0; i++ )
1013     {
1014         if( dxkeys_to_vlckeys[i].i_dxkey == i_key )
1015         {
1016             return dxkeys_to_vlckeys[i].i_vlckey;
1017         }
1018     }
1019
1020     return 0;
1021 }
1022
1023 /*****************************************************************************
1024  * Control: control facility for the vout
1025  *****************************************************************************/
1026 static int Control( vout_thread_t *p_vout, int i_query, va_list args )
1027 {
1028     unsigned int *pi_width, *pi_height;
1029     RECT rect_window;
1030     POINT point;
1031
1032     switch( i_query )
1033     {
1034     case VOUT_GET_SIZE:
1035         if( p_vout->p_sys->hparent )
1036             return vout_ControlWindow( p_vout,
1037                     (void *)p_vout->p_sys->hparent, i_query, args );
1038
1039         pi_width  = va_arg( args, unsigned int * );
1040         pi_height = va_arg( args, unsigned int * );
1041
1042         GetClientRect( p_vout->p_sys->hwnd, &rect_window );
1043
1044         *pi_width  = rect_window.right - rect_window.left;
1045         *pi_height = rect_window.bottom - rect_window.top;
1046         return VLC_SUCCESS;
1047
1048     case VOUT_SET_SIZE:
1049         if( p_vout->p_sys->hparent )
1050             return vout_ControlWindow( p_vout,
1051                     (void *)p_vout->p_sys->hparent, i_query, args );
1052
1053         /* Update dimensions */
1054         rect_window.top = rect_window.left = 0;
1055         rect_window.right  = va_arg( args, unsigned int );
1056         rect_window.bottom = va_arg( args, unsigned int );
1057         if( !rect_window.right ) rect_window.right = p_vout->i_window_width;
1058         if( !rect_window.bottom ) rect_window.bottom = p_vout->i_window_height;
1059         AdjustWindowRect( &rect_window, p_vout->p_sys->i_window_style, 0 );
1060
1061         SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1062                       rect_window.right - rect_window.left,
1063                       rect_window.bottom - rect_window.top, SWP_NOMOVE );
1064
1065         return VLC_SUCCESS;
1066
1067     case VOUT_CLOSE:
1068         ShowWindow( p_vout->p_sys->hwnd, SW_HIDE );
1069     case VOUT_REPARENT:
1070         /* Retrieve the window position */
1071         point.x = point.y = 0;
1072         ClientToScreen( p_vout->p_sys->hwnd, &point );
1073
1074         HWND d = 0;
1075
1076         if( i_query == VOUT_REPARENT ) d = (HWND)va_arg( args, int );
1077         if( !d )
1078         {
1079             vlc_mutex_lock( &p_vout->p_sys->lock );
1080             p_vout->p_sys->hparent = 0;
1081             vlc_mutex_unlock( &p_vout->p_sys->lock );
1082             SetParent( p_vout->p_sys->hwnd, 0 );
1083             p_vout->p_sys->i_window_style =
1084                 WS_CLIPCHILDREN | WS_OVERLAPPEDWINDOW | WS_SIZEBOX;
1085             SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE,
1086                            p_vout->p_sys->i_window_style |
1087                            (i_query == VOUT_CLOSE ? 0 : WS_VISIBLE) );
1088             SetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW );
1089             SetWindowPos( p_vout->p_sys->hwnd, 0, point.x, point.y, 0, 0,
1090                           SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED );
1091         }
1092         else
1093         {
1094             vlc_mutex_lock( &p_vout->p_sys->lock );
1095             p_vout->p_sys->hparent = d;
1096             vlc_mutex_unlock( &p_vout->p_sys->lock );
1097
1098             SetParent( p_vout->p_sys->hwnd, d );
1099             p_vout->p_sys->i_window_style = WS_CLIPCHILDREN;
1100             SetWindowLong( p_vout->p_sys->hwnd, GWL_STYLE,
1101                            p_vout->p_sys->i_window_style |
1102                            (i_query == VOUT_CLOSE ? 0 : WS_VISIBLE) );
1103             SetWindowLong( p_vout->p_sys->hwnd, GWL_EXSTYLE, WS_EX_APPWINDOW );
1104
1105             /* Retrieve the parent size */
1106             RECT  rect;
1107             GetClientRect( d, &rect );
1108             SetWindowPos( p_vout->p_sys->hwnd, d, point.x, point.y, rect.right, rect.bottom,
1109                           SWP_FRAMECHANGED );
1110         }
1111
1112         return vout_vaControlDefault( p_vout, i_query, args );
1113
1114     case VOUT_SET_STAY_ON_TOP:
1115         if( p_vout->p_sys->hparent && !var_GetBool( p_vout, "fullscreen" ) )
1116             return vout_ControlWindow( p_vout,
1117                     (void *)p_vout->p_sys->hparent, i_query, args );
1118
1119         p_vout->p_sys->b_on_top_change = true;
1120         return VLC_SUCCESS;
1121
1122 #ifdef MODULE_NAME_IS_wingapi
1123     case VOUT_SET_FOCUS:
1124         b_bool = (bool) va_arg( args, int );
1125         p_vout->p_sys->b_parent_focus = b_bool;
1126         if( b_bool ) GXResume();
1127         else if( !p_vout->p_sys->b_focus ) GXSuspend();
1128         return VLC_SUCCESS;
1129 #endif
1130
1131     default:
1132         return vout_vaControlDefault( p_vout, i_query, args );
1133     }
1134 }
1135
1136
1137 /* Internal wrapper over GetWindowPlacement / SetWindowPlacement */
1138 static void SetWindowState(HWND hwnd, int nShowCmd)
1139 {
1140     WINDOWPLACEMENT window_placement;
1141     window_placement.length = sizeof(WINDOWPLACEMENT);
1142     GetWindowPlacement( hwnd, &window_placement );
1143     window_placement.showCmd = nShowCmd;
1144     SetWindowPlacement( hwnd, &window_placement );
1145     SetWindowPos( hwnd, 0, 0, 0, 0, 0,
1146         SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED);
1147 }
1148
1149 /* Internal wrapper to call vout_ControlWindow for hparent */
1150 static void ControlParentWindow( vout_thread_t *p_vout, int i_query, ... )
1151 {
1152     va_list args;
1153     va_start( args, i_query );
1154     vout_ControlWindow( p_vout,
1155         (void *)p_vout->p_sys->hparent, i_query, args );
1156     va_end( args );
1157 }
1158
1159 void Win32ToggleFullscreen( vout_thread_t *p_vout )
1160 {
1161     HWND hwnd = (p_vout->p_sys->hparent && p_vout->p_sys->hfswnd) ?
1162         p_vout->p_sys->hfswnd : p_vout->p_sys->hwnd;
1163
1164     p_vout->b_fullscreen = ! p_vout->b_fullscreen;
1165
1166     if( p_vout->b_fullscreen )
1167     {
1168         msg_Dbg( p_vout, "entering fullscreen mode" );
1169         /* Change window style, no borders and no title bar */
1170         int i_style = WS_CLIPCHILDREN | WS_VISIBLE;
1171         SetWindowLong( hwnd, GWL_STYLE, i_style );
1172
1173         if( p_vout->p_sys->hparent )
1174         {
1175             /* Retrieve current window position so fullscreen will happen
1176             * on the right screen */
1177             POINT point = {0,0};
1178             RECT rect;
1179             ClientToScreen( p_vout->p_sys->hwnd, &point );
1180             GetClientRect( p_vout->p_sys->hwnd, &rect );
1181             SetWindowPos( hwnd, 0, point.x, point.y,
1182                           rect.right, rect.bottom,
1183                           SWP_NOZORDER|SWP_FRAMECHANGED );
1184         }
1185
1186         /* Maximize window */
1187         SetWindowState( hwnd, SW_SHOWMAXIMIZED );
1188
1189         if( p_vout->p_sys->hparent )
1190         {
1191             RECT rect;
1192             GetClientRect( hwnd, &rect );
1193             SetParent( p_vout->p_sys->hwnd, hwnd );
1194             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1195                           rect.right, rect.bottom,
1196                           SWP_NOZORDER|SWP_FRAMECHANGED );
1197
1198             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1199             ShowWindow( topLevelParent, SW_HIDE );
1200         }
1201
1202         SetForegroundWindow( hwnd );
1203     }
1204     else
1205     {
1206         msg_Dbg( p_vout, "leaving fullscreen mode" );
1207         /* Change window style, no borders and no title bar */
1208         SetWindowLong( hwnd, GWL_STYLE, p_vout->p_sys->i_window_style );
1209
1210         /* Normal window */
1211         SetWindowState( hwnd, SW_SHOWNORMAL );
1212
1213         if( p_vout->p_sys->hparent )
1214         {
1215             RECT rect;
1216             GetClientRect( p_vout->p_sys->hparent, &rect );
1217             SetParent( p_vout->p_sys->hwnd, p_vout->p_sys->hparent );
1218             SetWindowPos( p_vout->p_sys->hwnd, 0, 0, 0,
1219                           rect.right, rect.bottom,
1220                           SWP_NOZORDER|SWP_FRAMECHANGED );
1221
1222             HWND topLevelParent = GetAncestor( p_vout->p_sys->hparent, GA_ROOT );
1223             ShowWindow( topLevelParent, SW_SHOW );
1224             SetForegroundWindow( p_vout->p_sys->hparent );
1225             ShowWindow( hwnd, SW_HIDE );
1226         }
1227
1228         /* Make sure the mouse cursor is displayed */
1229         PostMessage( p_vout->p_sys->hwnd, WM_VLC_SHOW_MOUSE, 0, 0 );
1230     }
1231
1232     vlc_value_t val;
1233     /* Update the object variable and trigger callback */
1234     val.b_bool = p_vout->b_fullscreen;
1235     var_Set( p_vout, "fullscreen", val );
1236 }